package Offer2019;

import java.util.concurrent.BlockingQueue;
import java.util.concurrent.SynchronousQueue;
import java.util.concurrent.TimeUnit;

public class SynchronousQueueDemo {

    public static void main(String[] args) {
        BlockingQueue<String> blockingQueue = new SynchronousQueue<>();

        new Thread(() -> {
            try {
                System.out.println(Thread.currentThread().getName()+"\t put1");
                blockingQueue.put("1");
                System.out.println(Thread.currentThread().getName()+"\t put2");
                blockingQueue.put("2");
                System.out.println(Thread.currentThread().getName()+"\t put3");
                blockingQueue.put("3");

            } catch (InterruptedException e) {
                e.printStackTrace();
            }
        },"AA").start();

        new Thread(() -> {
            try {
                TimeUnit.SECONDS.sleep(2);
                System.out.println(Thread.currentThread().getName()+"\t "+blockingQueue.take());
                TimeUnit.SECONDS.sleep(2);
                System.out.println(Thread.currentThread().getName()+"\t "+blockingQueue.take());
                TimeUnit.SECONDS.sleep(2);
                System.out.println(Thread.currentThread().getName()+"\t "+blockingQueue.take());
            } catch (InterruptedException e) {
                e.printStackTrace();
            }
        },"BB").start();
    }
}
